From 2157df425bd909854fd4afcec4aa3311d8a3b31b Mon Sep 17 00:00:00 2001 From: Luca Barbato Date: Sun, 16 Aug 2015 21:21:50 +0200 Subject: hlsenc: Support outputting specific versions Right now only version 2 and version 3 are supported. Signed-off-by: Luca Barbato --- doc/muxers.texi | 3 +++ libavformat/hlsenc.c | 15 +++++++++++---- 2 files changed, 14 insertions(+), 4 deletions(-) diff --git a/doc/muxers.texi b/doc/muxers.texi index bcfdb49b87..58801aa1ad 100644 --- a/doc/muxers.texi +++ b/doc/muxers.texi @@ -119,6 +119,9 @@ Append @var{baseurl} to every entry in the playlist. Useful to generate playlists with absolute paths. @item -hls_allow_cache @var{allowcache} Explicitly set whether the client MAY (1) or MUST NOT (0) cache media segments +@item -hls_version @var{version} +Set the protocol version. Enables or disables version-specific features +such as the integer (version 2) or decimal EXTINF values (version 3). @end table @anchor{image2} diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c index c9116fa005..8f01047be0 100644 --- a/libavformat/hlsenc.c +++ b/libavformat/hlsenc.c @@ -47,6 +47,7 @@ typedef struct HLSContext { float time; // Set by a private option. int size; // Set by a private option. int wrap; // Set by a private option. + int version; // Set by a private option. int allowcache; int64_t recording_time; int has_video; @@ -149,20 +150,25 @@ static int hls_window(AVFormatContext *s, int last) } avio_printf(out, "#EXTM3U\n"); - avio_printf(out, "#EXT-X-VERSION:3\n"); + avio_printf(out, "#EXT-X-VERSION:%d\n", hls->version); if (hls->allowcache == 0 || hls->allowcache == 1) { avio_printf(out, "#EXT-X-ALLOW-CACHE:%s\n", hls->allowcache == 0 ? "NO" : "YES"); } avio_printf(out, "#EXT-X-TARGETDURATION:%"PRId64"\n", - av_rescale(target_duration, 1, AV_TIME_BASE)); + av_rescale_rnd(target_duration, 1, AV_TIME_BASE, + AV_ROUND_UP)); avio_printf(out, "#EXT-X-MEDIA-SEQUENCE:%"PRId64"\n", sequence); av_log(s, AV_LOG_VERBOSE, "EXT-X-MEDIA-SEQUENCE:%"PRId64"\n", sequence); for (en = hls->list; en; en = en->next) { - avio_printf(out, "#EXTINF:%"PRId64",\n", - av_rescale(en->duration, 1, AV_TIME_BASE)); + if (hls->version > 2) + avio_printf(out, "#EXTINF:%f\n", + (double)en->duration / AV_TIME_BASE); + else + avio_printf(out, "#EXTINF:%"PRId64",\n", + av_rescale(en->duration, 1, AV_TIME_BASE)); if (hls->baseurl) avio_printf(out, "%s", hls->baseurl); avio_printf(out, "%s\n", en->name); @@ -337,6 +343,7 @@ static const AVOption options[] = { {"hls_wrap", "number after which the index wraps", OFFSET(wrap), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, E}, {"hls_allow_cache", "explicitly set whether the client MAY (1) or MUST NOT (0) cache media segments", OFFSET(allowcache), AV_OPT_TYPE_INT, {.i64 = -1}, INT_MIN, INT_MAX, E}, {"hls_base_url", "url to prepend to each playlist entry", OFFSET(baseurl), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, E}, + {"hls_version", "protocol version", OFFSET(version), AV_OPT_TYPE_INT, {.i64 = 3}, 2, 3, E}, { NULL }, }; -- cgit v1.2.3